Diccon Sim

Diccon joined Gallaway Cook Allan’s litigation team in 1984 and has remained with the firm since then, aside from a period in the UK when he completed postgraduate study at the University of Oxford.

Diccon’s career has centred on civil litigation with a strong focus on administrative law. He is a trusted adviser to governance and executive leaders across local government and the education sector. His expertise also includes the law of trusts and employment law, and he is often called on to provide expert legal opinions for clients and other practitioners.

His practice areas include:

• Public and administrative law
• Governance and strategy
• Privacy and official information
• Trust law
• Charities and incorporated societies 
• Education law
• Employment
• Health and safety

Diccon is known for a systematic and accurate approach to complex legal issues and for delivering clear, practical and strategically focused advice. “I enjoy researching complex legal and factual issues and working with clients to determine the most effective response,” he says.

He has held significant community roles, including Chancellor of the Anglican Diocese of Dunedin, Chair of the Otago Community Trust, Chair of Selwyn College, President of the Otago University Graduates Association, and numerous trustee roles across the arts, education and disability sectors.